Gi Kokka served as gieisei (head street musician) on the 1850 Ryukyuan mission to Edo. He died while in Japan on that mission, and is buried at Saiken-ji in Hamamatsu, alongside a Ryukyuan official who died on the 1710 mission.
- Gallery labels, "Kuninda - Ryûkyû to Chûgoku no kakehashi," special exhibit, Okinawa Prefectural Museum, Sept 2014.
- Watanabe Miki. "Nihon ni okeru Ryûkyû shiseki." (personal website)